Question

Let 'α' be the solution of the equation 16sec2x + cot2x – 8 + 5sin2x(5sin2x – 8) = 0 in (0, π), then
qbq-xvvm-rnh​

Answer 1

Answer:

⇒4sin2θ=2,3⇒sin2θ=12,(3–√2)2⇒θ=π6,π3

∴α=π6 [∵π3∈(0,π/4)]

let the altitude of the sum be θ. Then ,

tan θ=hh3√⇒tanθ=3–√⇒θ=π3⇒θ=2α.

Answer 2

Answer:

hjajjskkaokakakznjaika